nasdaq sank 38. taking a look at overseas trading this morning, in tokyo the nikkei shot down 123 points, while in hong kong the hang seng plummeted 372. in the wake of friday's disappointing jobs figures, wall street will have a new worry this week, lower earnings. with the american and european economy struggling, 42 companies including ford and texas instruments have already warned investors of lower profit expectations. as always, later today, alcoa leads off reporting. due to the global slowdown, know one expects a repeat of the positive outlook from the aluminum giant. jpmorgan chase's report will be watched for the official total from the botched multimillion drar trade. it's thought the losses could be much higher than reported. this week china, the main driver of world growth releases data analysts expect to be gloomy as best.